Finding the Fourth Proportional to 341.36, 471.08 and 193.99
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Solution
The fourth proportional to 341.36, 471.08 and 193.99 is: 267.70
Step by Step Solution
- Step 1: Write the proportion equation
341.36 : 471.08 = 193.99 : x - Step 2: Convert to fraction form
341.36/471.08 = 193.99/x - Step 3: Cross multiply
341.36x = 471.08 × 193.99 - Step 4: Simplify right side
341.36x = 91,381.48 - Step 5: Solve for x
x = 91,381.48/341.36 - Step 6: Final answer
x = 267.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.